Hardfacing Consumables Family Group

Diameters / Packaging

Diameters
14 lb (6.4 kg) Coil
25 lb (11.3 kg) Steel Spool
50 lb (22.7kg) Coil
1/16 in (1.6 mm) ED031121
5/64 in (2.0 mm) ED011277 ED031122 ED011278
7/64 in (2.8 mm) ED011280

Lincore® 55

Flux-Cored Self-Shielded (FCAW-S)

CLASSIFICATIONS:
EN/ISO : T Fe2

LINCORE® 55 Flux-Cored Self-Shielded Wire is designed for crane wheels, blower blades, rail ends, skip guides, cams and transfer tables applications (Metal to Metal or Metal to Earth Abrasion)

DETAILS

LINCORE® 55 produces a martensitic and some retained austenite deposit with a hardness range of Rockwell Hardness 50-59 (RHC) delivers a deposit which resists metal to-metal rolling or sliding wear as well as mild abrasion, offers unlimited layers with proper preheat and interpass temperatures and procedures.

Features

  • Delivers a deposit which resists metal-to-metal rolling or sliding wear as well as mild abrasion
  • To be used on carbon steel, low alloy steel and manganese steels
  • Unlimited layers with proper preheat and interpass temperatures and procedures

Typical Applications

  • Crane wheels
  • Blower blades
  • Rail ends
  • Skip guides
  • Cams and transfer tables

Welding Positions

  • Flat/Horizontal

Service Information

Documentation

You May Also Need

BEFORE USE, READ AND UNDERSTAND THE SAFETY DATA SHEET (SDS) FOR THIS PRODUCT AND SPECIFIC INFORMATION PRINTED ON THE PRODUCT CONTAINER. SDS Search page

MECHANICAL PROPERTIES

Classification Number of layer Hardness Rockwell C
Typical Result 1 Layer 50-59
Typical Result 2 Layers 50-60
Typical Result, Work-hardened 1 Layer 53-62
Typical Result, Work-hardened 2 Layers 56-62
Typical Result, Flame-hardened 2 Layers 52-54
Typical Result, 180°C (350°F) Interpass Temp 1 Layer 50-55
Typical Result, 180°C (350°F) Interpass Temp 2 Layers 55-59

DEPOSIT COMPOSITION

Classification Product Size %Al %C %Cr %Mn %Mo %P %S %Si
Typical Result .045" (1.1 mm) 1.4 0.45 5.3 1.3 0.8 0.010 0.004 0.53
Typical Result 1/16" (1.6 mm) 1.4 0.45 5.3 1.3 0.8 0.010 0.004 0.53
Typical Result 5/64" (2.0 mm) 1.4 0.45 5.3 1.4 0.8 0.010 0.004 0.60
Typical Result 7/64" (2.8 mm) 1.4 0.45 5.3 1.4 0.8 0.010 0.004 0.60

TYPICAL OPERATING PROCEDURES

Diameter Polarity ESO
mm (in.)
Wire Feed Speed
m/min (in/min)
Voltage
volts
Approx. Current
amps
Deposition Rate
kg/hr (lb/hr)
0.045 in (1.1 mm) DC+ 45 (1 3/4) 5.1 (200) 25 85 1.6 (3.6)
0.045 in (1.1 mm) DC+ 45 (1 3/4) 8.9 (350) 28 125 3.0 (6.6)
0.045 in (1.1 mm) DC+ 45 (1 3/4) 12.7 (500) 31 165 4.3 (9.4)
1/16 in (1.6 mm) DC+ 45 (1 3/4) 3.8 (150) 26 125 2.2 (4.8)
1/16 in (1.6 mm) DC+ 45 (1 3/4) 6.4 (250) 29 195 3.8 (8.4)
1/16 in (1.6 mm) DC+ 45 (1 3/4) 8.9 (350) 32 245 5.5 (12.1)
5/64 in (2.0 mm) DC+ 45 (1 3/4) 3.2 (125) 24 190 3.2 (7.0)
5/64 in (2.0 mm) DC+ 45 (1 3/4) 5.1 (200) 27 295 5.0 (11.0)
5/64 in (2.0 mm) DC+ 45 (1 3/4) 6.4 (250) 30 330 6.2 (13.7)
7/64 in (2.8 mm) DC+ 64 (2 1/2) 2.3 (90) 25 280 3.8 (8.4)
7/64 in (2.8 mm) DC+ 64 (2 1/2) 3.2 (125) 27 350 5.2 (11.5)
7/64 in (2.8 mm) DC+ 64 (2 1/2) 4.4 (175) 30 420 7.3 (16.0)

NOTES

Note
Cold parts should be warmed to at least 25°C (75°F). Higher preheat of 150 - 260°C (300 - 500°F) may be necessary on thick parts or heavy sections.
Interpass temperatures between 150°C (300°F) and 200°C (400°F) do not affect the hardness of Lincore® 55 significantly.